Septiawan, Redza Dwi, Putri Rahmasari Rayes, and Nuzla Af’idatur Robbaniyyah. 2024. “Simulation of Noise Removal in Sound Signals by Using Fast Fourier Transform Method”. Semeton Mathematics Journal 1 (1):1-7. https://doi.org/10.29303/semeton.v1i1.203.